253282205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1753}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 345523968

約数和(自身を除く): 92241763

約数列:

[1, 5, 11, 37, 55, 71, 185, 355, 407, 781, 1753, 2035, 2627, 3905, 8765, 13135, 19283, 28897, 64861, 96415, 124463, 144485, 324305, 622315, 713471, 1369093, 3567355, 4605131, 6845465, 23025655, 50656441, 253282205]

約数ペア:

[(1, 253282205), (5, 50656441), (11, 23025655), (37, 6845465), (55, 4605131), (71, 3567355), (185, 1369093), (355, 713471), (407, 622315), (781, 324305), (1753, 144485), (2035, 124463), (2627, 96415), (3905, 64861), (8765, 28897), (13135, 19283)]